131819856

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{392321}}^1$

素因数の和:392339

約数の個数: 40

約数和(自身を含む): 389183424

約数和(自身を除く): 257363568

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 392321, 784642, 1176963, 1569284, 2353926, 2746247, 3138568, 4707852, 5492494, 6277136, 8238741, 9415704, 10984988, 16477482, 18831408, 21969976, 32954964, 43939952, 65909928, 131819856]

約数ペア:

[(1, 131819856), (2, 65909928), (3, 43939952), (4, 32954964), (6, 21969976), (7, 18831408), (8, 16477482), (12, 10984988), (14, 9415704), (16, 8238741), (21, 6277136), (24, 5492494), (28, 4707852), (42, 3138568), (48, 2746247), (56, 2353926), (84, 1569284), (112, 1176963), (168, 784642), (336, 392321)]